Q: What are the prime factors of the number 974,673?

 A: 3, 7, 191

Why are those the prime factors of the number 974,673?

Prime factors are the prime numbers that can be multipled together to equal the original number. You find the factors by dividing by prime numbers. It is best shown by creating a Factor Tree.

Factor Tree for the number 974,673

974,673
Factor Arrows
3324,891
Factor Arrows
3108,297
Factor Arrows
336,099
Factor Arrows
312,033
Factor Arrows
34,011
Factor Arrows
31,337
Factor Arrows
7191

The numbers in bold above are the prime factors. If there are multiples, you only count them one time. This leads us to our prime factors of:

3, 7, 191

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 3 x 3 x 7 x 191 = 974,673

This can also be written as 36 x 71 x 1911 = 974,673

If you would like to know more, or need additional explanation, please review our prime factorization explanation.


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